CN216032967U - Double-aluminum mylar electronic film - Google Patents
Double-aluminum mylar electronic film Download PDFInfo
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- CN216032967U CN216032967U CN202121844677.5U CN202121844677U CN216032967U CN 216032967 U CN216032967 U CN 216032967U CN 202121844677 U CN202121844677 U CN 202121844677U CN 216032967 U CN216032967 U CN 216032967U
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Abstract
The utility model discloses a double-aluminum mylar electronic film, and relates to the technical field of electronic films. The double-aluminum mylar electronic film sequentially comprises a first aluminum foil layer, a first composite adhesive layer, a second aluminum foil layer, a second composite adhesive layer, a transparent PET layer and a black matte coating from bottom to top; first aluminium foil layer and second aluminium foil layer bond together through first compound glue film, second aluminium foil layer and transparent PET layer bond together through second compound glue film, the mute coating of black coats on transparent PET layer. The utility model has good light leakage prevention performance, strong protection, antistatic and electromagnetic shielding functions.
Description
Technical Field
The utility model relates to the technical field of electronic films, in particular to a double-aluminum mylar electronic film.
Background
At present, a layer of aluminum foil mylar electronic film is required to be adhered to the back of a backlight module panel of a smart phone, a tablet computer, a display and the like. In the prior art, the hierarchical structure of aluminium foil mylar electronic film includes PET layer and aluminium foil layer, and this kind of aluminium foil mylar electronic film can play the effect of protection backlight unit panel, antistatic, electromagnetic shield, nevertheless still has following disappearance: firstly, in the prior art, installation gaps are difficult to avoid among structural components such as an LED light bar, a back plate, a light guide plate, a reflective film, a frame and the like of a backlight module panel, and the gaps are easy to leak light; secondly, the aluminum foil mylar electronic film in the prior art is only provided with a single aluminum foil layer, and the performance of the aluminum foil mylar electronic film on the protection, anti-static and electromagnetic shielding effects of the backlight module panel is not strong enough.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a double-aluminum mylar electronic film which has good light leakage prevention performance, strong protection, static prevention and electromagnetic shielding performance according to the defects of the prior art.
In order to solve the above technical problems, a first technical solution of the present invention is: a double-aluminum mylar electronic film comprises a first aluminum foil layer, a first composite adhesive layer, a second aluminum foil layer, a second composite adhesive layer, a transparent PET layer and a black matte coating layer from bottom to top in sequence; first aluminium foil layer and second aluminium foil layer bond together through first compound glue film, second aluminium foil layer and transparent PET layer bond together through second compound glue film, the mute coating of black coats on transparent PET layer.
Preferably, the black matte coating comprises a base coating layer, a black ink layer and a matte layer from bottom to top in sequence. The black ink layer comprises carbon black, a resin material and a dispersing agent, and the matte layer comprises matte powder, a resin material and a dispersing agent.
Preferably, the thickness of the first aluminum foil layer is 6-30 μm, the thickness of the first composite adhesive layer is 2-4 μm, the thickness of the second aluminum foil layer is 6-30 μm, the thickness of the second composite adhesive layer is 2-4 μm, the thickness of the transparent PET layer is 4-8 μm, the thickness of the bottom coating layer is 1-2 μm, the thickness of the black ink layer is 2-4 μm, and the thickness of the matte layer is 1.5-3.5 μm.
In order to solve the above technical problem, a second technical solution of the present invention is: a double-aluminum mylar electronic film sequentially comprises a first aluminum foil layer, a first composite adhesive layer, a transparent PET layer, a second composite adhesive layer, a second aluminum foil layer and a black matte coating from bottom to top; first aluminium foil layer bonds together through first compound glue film with transparent PET layer, transparent PET layer bonds together through second compound glue film with second aluminium foil layer, the mute light coating of black coats on second aluminium foil layer.
Preferably, the black matte coating comprises a base coating layer, a black ink layer and a matte layer from bottom to top in sequence. The black ink layer comprises carbon black, a resin material and a dispersing agent, and the matte layer comprises matte powder, a resin material and a dispersing agent.
Preferably, the thickness of the first aluminum foil layer is 6-30 μm, the thickness of the first composite adhesive layer is 2-4 μm, the thickness of the transparent PET layer is 4-8 μm, the thickness of the second composite adhesive layer is 2-4 μm, the thickness of the second aluminum foil layer is 6-30 μm, the thickness of the bottom coating layer is 1-2 μm, the thickness of the black ink layer is 2-4 μm, and the thickness of the matte layer is 1.5-3.5 μm.
The utility model has the beneficial effects that: the upper layer of the double-aluminum mylar electronic film is a black matte coating, when the double-aluminum mylar electronic film is attached to the back of the backlight module panel, the black matte coating faces the inside, light leaked from the backlight module panel can be absorbed by the black matte coating, the full light shading effect is achieved, and the light leakage prevention performance is very good; and two aluminum foil layers are bonded and compounded on one side or two sides of the transparent PET layer, so that the backlight module panel is strong in protection, anti-static and electromagnetic shielding effects. Moreover, in a preferred mode of the utility model, the black matte coating is sequentially provided with the base coating layer, the black ink layer and the matte layer from bottom to top, the base coating layer can increase the adhesive force between the black ink layer and the transparent PET layer or the aluminum foil layer, and the black ink layer and the matte layer are matched with each other to achieve better light absorption and full shading effects.
Drawings
FIG. 1 is a diagram illustrating a layered structure of a dual aluminum Mylar electronic film according to an embodiment.
Fig. 2 is a hierarchical structure diagram of a double aluminum mylar electronic film in the second embodiment.
Detailed Description
The structural and operational principles of the present invention are explained in further detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1, the utility model is a double-aluminum mylar electronic film, which sequentially comprises a first aluminum foil layer 1, a first composite adhesive layer 2, a second aluminum foil layer 3, a second composite adhesive layer 4, a transparent PET layer 5 and a black matte coating layer 6 from bottom to top; first aluminium foil layer 1 bonds together through first compound glue film 2 with second aluminium foil layer 3, second aluminium foil layer 3 bonds together through second compound glue film 4 with transparent PET layer 5, black matt coating 6 coats on transparent PET layer 5. The upper layer of the double-aluminum mylar electronic film is the black matte coating 6, when the double-aluminum mylar electronic film is pasted on the back of the backlight module panel, the black matte coating faces the inside, light leaked from the backlight module panel can be absorbed by the black matte coating 6, the full light shading effect is achieved, and the light leakage prevention performance is very good; first aluminium foil layer 1 bonds through first compound glue film 2 with second aluminium foil layer 3 together, and second aluminium foil layer 3 bonds through second compound glue film 4 with transparent PET layer 5 together, through two-layer aluminium foil layer, and it is strong to protection, antistatic, the electromagnetic shield effect performance of backlight unit panel.
As shown in fig. 1, the black matte coating 6 sequentially comprises a primer layer 61, a black ink layer 62 and a matte layer 63 from bottom to top. The undercoat layer 61 includes a resin material and a dispersant, the black ink layer 62 includes a resin material, carbon black, and a dispersant, and the matte layer 63 includes a matte powder, a resin material, and a dispersant. The adhesive force of the black ink layer and the transparent PET layer can be increased through the bottom coating 61, and the black ink layer and the matte layer are matched with each other, so that better light absorption and full shading effects can be achieved. The black ink layer 62 is preferably prepared from water-soluble resin, an ester solvent, water-based amino resin, a dispersant, a defoamer, a leveling agent, carbon black, a filler, an additive and a curing agent, and the weight fractions of the components are respectively: 23-30 parts of water-soluble resin, 5-10 parts of ester solvent, 15-25 parts of water-based amino resin, 1.2-1.8 parts of dispersing agent, 0.8-1.2 parts of defoaming agent, 0.8-1.2 parts of flatting agent, 20-25 parts of carbon black, 6-8 parts of filler, 6-8 parts of additive and 8-12 parts of curing agent.
The first composite adhesive layer 2 and the second composite adhesive layer 4 are preferably water-based adhesives, and the water-based adhesives are prepared from the following raw materials in parts by weight: 100 parts of deionized water, 0.8 part of phosphate ester emulsifier, 55 parts of acrylate monomer mixture, 8 parts of reactive phosphate ester functional monomer, 0.5 part of initiator, 0.1 part of thickener, 0.1 part of defoamer and 0.03 part of wetting agent.
As shown in fig. 1, the thickness of the first aluminum foil layer 1 is 6 to 30 μm, preferably 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm or 30 μm; the thickness of the first composite adhesive layer 2 is 2-4 microns, preferably 3 microns; the thickness of the second aluminum foil layer 3 is 6-30 μm, preferably 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm or 30 μm; the thickness of the second composite adhesive layer 4 is 2-4 μm, preferably 3 μm; the thickness of the transparent PET layer 5 is 4-8 μm, and preferably 6 μm; the thickness of the bottom coating 61 is 1-2 μm, preferably 1.5 μm; the thickness of the black ink layer 62 is 2-4 μm, preferably 3 μm; the thickness of the matte layer 63 is 1.5 to 3.5 μm, preferably 2.5 μm.
Example two
As shown in fig. 2, the utility model is a double-aluminum mylar electronic film, which sequentially comprises a first aluminum foil layer 7, a first composite adhesive layer 8, a transparent PET layer 9, a second composite adhesive layer 10, a second aluminum foil layer 11 and a black matte coating layer 12 from bottom to top; first aluminium foil layer 7 bonds together through first compound glue film 8 with transparent PET layer 9, transparent PET layer 9 bonds together through second compound glue film 10 with second aluminium foil layer 11, black matt coating 12 coats on second aluminium foil layer 11. The upper layer of the double-aluminum mylar electronic film is the black matte coating 12, when the double-aluminum mylar electronic film is pasted on the back of the backlight module panel, the black matte coating faces the inside, light leaked from the backlight module panel can be absorbed by the black matte coating 12, the full light shading effect is achieved, and the light leakage prevention performance is very good; first aluminium foil layer 7 bonds together through first compound glue film 8 with transparent PET layer 9, and transparent PET layer 9 bonds together through second compound glue film 10 with second aluminium foil layer 11, and through two-layer aluminium foil layer, its protection to the backlight unit panel, prevent static, electromagnetic shield effect performance are strong.
As shown in fig. 2, the black matte coating 12 sequentially includes, from bottom to top, a primer layer 121, a black ink layer 122, and a matte layer 123. The undercoat layer 121 includes a resin material and a dispersant, the black ink layer 122 includes carbon black, a resin material and a dispersant, and the matte layer 123 includes a matte powder, a resin material and a dispersant. The adhesive force of the black ink layer and the transparent PET layer can be increased through the bottom coating 121, and the black ink layer and the matte layer are matched with each other, so that better light absorption and full shading effects can be achieved. The black ink layer 122 is preferably prepared from water-soluble resin, an ester solvent, water-based amino resin, a dispersant, a defoaming agent, a leveling agent, carbon black, a filler, an additive and a curing agent, and the weight fractions of the components are respectively: 23-30 parts of water-soluble resin, 5-10 parts of ester solvent, 15-25 parts of water-based amino resin, 1.2-1.8 parts of dispersing agent, 0.8-1.2 parts of defoaming agent, 0.8-1.2 parts of flatting agent, 20-25 parts of carbon black, 6-8 parts of filler, 6-8 parts of additive and 8-12 parts of curing agent.
The first composite adhesive layer 8 and the second composite adhesive layer 10 are preferably water-based adhesives, and the water-based adhesives are prepared from the following raw materials in parts by weight: 100 parts of deionized water, 0.8 part of phosphate ester emulsifier, 55 parts of acrylate monomer mixture, 8 parts of reactive phosphate ester functional monomer, 0.5 part of initiator, 0.1 part of thickener, 0.1 part of defoamer and 0.03 part of wetting agent.
As shown in fig. 2, the thickness of the first aluminum foil layer 7 is 6 to 30 μm, preferably 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm or 30 μm; the thickness of the first composite adhesive layer 8 is 2-4 μm, preferably 3 μm; the thickness of the transparent PET layer 9 is 4-8 μm, preferably 6 μm; the thickness of the second composite adhesive layer 10 is 2-4 μm, preferably 3 μm; the thickness of the second aluminum foil layer 11 is 6-30 μm, preferably 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm or 30 μm; the thickness of the bottom coating 121 is 1-2 μm, preferably 1.5 μm; the thickness of the black ink layer 122 is 2 to 4 μm, preferably 3 μm; the thickness of the matte layer 123 is 1.5 to 3.5 μm, preferably 2.5 μm.
The above description is only a preferred embodiment of the present invention, and all the minor modifications, equivalent changes and modifications made to the above embodiment according to the technical solution of the present invention are within the scope of the technical solution of the present invention.
Claims (8)
1. A double-aluminum Mylar electronic film is characterized in that: the first aluminum foil layer, the first composite adhesive layer, the second aluminum foil layer, the second composite adhesive layer, the transparent PET layer and the black matte coating are sequentially arranged from bottom to top; first aluminium foil layer and second aluminium foil layer bond together through first compound glue film, second aluminium foil layer and transparent PET layer bond together through second compound glue film, the mute coating of black coats on transparent PET layer.
2. The dual aluminum mylar e-film of claim 1, wherein: the black matte coating comprises a base coating layer, a black ink layer and a matte layer from bottom to top in sequence.
3. The dual aluminum mylar e-film of claim 2, wherein: the thickness of the first aluminum foil layer is 6-30 microns, the thickness of the first composite adhesive layer is 2-4 microns, the thickness of the second aluminum foil layer is 6-30 microns, the thickness of the second composite adhesive layer is 2-4 microns, the thickness of the transparent PET layer is 4-8 microns, the thickness of the bottom coating layer is 1-2 microns, the thickness of the black ink layer is 2-4 microns, and the thickness of the matte layer is 1.5-3.5 microns.
4. The dual aluminum mylar e-film of claim 3, wherein: the first aluminum foil layer has a thickness of 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm, or 30 μm, the first composite adhesive layer has a thickness of 3 μm, the second aluminum foil layer has a thickness of 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm, or 30 μm, the second composite adhesive layer has a thickness of 3 μm, the transparent PET layer has a thickness of 6 μm, the primer layer has a thickness of 1.5 μm, the black ink layer has a thickness of 3 μm, and the matte layer has a thickness of 2.5 μm.
5. A double-aluminum Mylar electronic film is characterized in that: the first aluminum foil layer, the first composite adhesive layer, the transparent PET layer, the second composite adhesive layer, the second aluminum foil layer and the black matte coating are sequentially arranged from bottom to top; first aluminium foil layer bonds together through first compound glue film with transparent PET layer, transparent PET layer bonds together through second compound glue film with second aluminium foil layer, the mute light coating of black coats on second aluminium foil layer.
6. The dual aluminum mylar e-film of claim 5, wherein: the black matte coating comprises a base coating layer, a black ink layer and a matte layer from bottom to top in sequence.
7. The dual aluminum mylar e-film of claim 6, wherein: the thickness of the first aluminum foil layer is 6-30 mu m, the thickness of the first composite adhesive layer is 2-4 mu m, the thickness of the transparent PET layer is 4-8 mu m, the thickness of the second composite adhesive layer is 2-4 mu m, the thickness of the second aluminum foil layer is 6-30 mu m, the thickness of the bottom coating layer is 1-2 mu m, the thickness of the black ink layer is 2-4 mu m, and the thickness of the matte layer is 1.5-3.5 mu m.
8. The dual aluminum mylar e-film of claim 7, wherein: the first aluminum foil layer has a thickness of 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm, or 30 μm, the first composite adhesive layer has a thickness of 3 μm, the transparent PET layer has a thickness of 6 μm, the second composite adhesive layer has a thickness of 3 μm, the second aluminum foil layer has a thickness of 6 μm, 7 μm, 9 μm, 12 μm, 15 μm, 20 μm, or 30 μm, the primer layer has a thickness of 1.5 μm, the black ink layer has a thickness of 3 μm, and the matte layer has a thickness of 2.5 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121844677.5U CN216032967U (en) | 2021-08-09 | 2021-08-09 | Double-aluminum mylar electronic film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121844677.5U CN216032967U (en) | 2021-08-09 | 2021-08-09 | Double-aluminum mylar electronic film |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799455A (en) * | 2021-08-09 | 2021-12-17 | 广东兆美新材料科技有限公司 | Double-aluminum mylar electronic film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799455A (en) * | 2021-08-09 | 2021-12-17 | 广东兆美新材料科技有限公司 | Double-aluminum mylar electronic film |
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